Home / 29,076.60-40,127.84-16,330.54

Finding the Fourth Proportional to 29,076.60, 40,127.84 and 16,330.54

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Solution

The fourth proportional to 29,076.60, 40,127.84 and 16,330.54 is: 22,537.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,076.60 : 40,127.84 = 16,330.54 : x
  2. Step 2: Convert to fraction form
    29,076.60/40,127.84 = 16,330.54/x
  3. Step 3: Cross multiply
    29,076.60x = 40,127.84 × 16,330.54
  4. Step 4: Simplify right side
    29,076.60x = 655,309,296.23
  5. Step 5: Solve for x
    x = 655,309,296.23/29,076.60
  6. Step 6: Final answer
    x = 22,537.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.